diff options
Diffstat (limited to 'arch/sh/kernel/sys_sh32.c')
-rw-r--r-- | arch/sh/kernel/sys_sh32.c | 59 |
1 files changed, 59 insertions, 0 deletions
diff --git a/arch/sh/kernel/sys_sh32.c b/arch/sh/kernel/sys_sh32.c new file mode 100644 index 000000000..b66d1c62e --- /dev/null +++ b/arch/sh/kernel/sys_sh32.c @@ -0,0 +1,59 @@ +#include <linux/errno.h> +#include <linux/sched.h> +#include <linux/mm.h> +#include <linux/smp.h> +#include <linux/sem.h> +#include <linux/msg.h> +#include <linux/shm.h> +#include <linux/stat.h> +#include <linux/syscalls.h> +#include <linux/mman.h> +#include <linux/file.h> +#include <linux/module.h> +#include <linux/fs.h> +#include <linux/ipc.h> +#include <asm/cacheflush.h> +#include <asm/uaccess.h> +#include <asm/unistd.h> +#include <asm/syscalls.h> + +/* + * sys_pipe() is the normal C calling standard for creating + * a pipe. It's not the way Unix traditionally does this, though. + */ +asmlinkage int sys_sh_pipe(void) +{ + int fd[2]; + int error; + + error = do_pipe_flags(fd, 0); + if (!error) { + current_pt_regs()->regs[1] = fd[1]; + return fd[0]; + } + return error; +} + +asmlinkage ssize_t sys_pread_wrapper(unsigned int fd, char __user *buf, + size_t count, long dummy, loff_t pos) +{ + return sys_pread64(fd, buf, count, pos); +} + +asmlinkage ssize_t sys_pwrite_wrapper(unsigned int fd, const char __user *buf, + size_t count, long dummy, loff_t pos) +{ + return sys_pwrite64(fd, buf, count, pos); +} + +asmlinkage int sys_fadvise64_64_wrapper(int fd, u32 offset0, u32 offset1, + u32 len0, u32 len1, int advice) +{ +#ifdef __LITTLE_ENDIAN__ + return sys_fadvise64_64(fd, (u64)offset1 << 32 | offset0, + (u64)len1 << 32 | len0, advice); +#else + return sys_fadvise64_64(fd, (u64)offset0 << 32 | offset1, + (u64)len0 << 32 | len1, advice); +#endif +} |